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Q: my car wouldn't pass smog because of EVAP leak detected, what does that mean?
on 2003 Chevrolet Cavalier

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
What do the DTC's P0420 and P0442 mean?
(1) Answer
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You have a problem in your evaporative emission system, it monitors your fuel emissions for leaks. Take It to your mechanic to have it tested.
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